/*
 * Copyright (c) 2020 - present, Inspur Genersoft Co., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package com.inspur.edp.lcm.metadata.common.util;

import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.inspur.edp.lcm.metadata.api.entity.classifier.ClassifierInfo;
import com.inspur.edp.lcm.metadata.common.FileServiceImp;
import com.inspur.edp.lcm.metadata.common.Utils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.util.StringUtils;

import java.util.ArrayList;
import java.util.List;

@Slf4j
public class ClassifierUtils {
    private static final String fileName = "config/platform/dev/main/ide_classifier_for_bo.json";
    private static final ObjectMapper objectMapper = new ObjectMapper();

    private static final String SECTION_CLASSIFIER = "classifier";

    private static String absoluteFilePath;

    public static String getAbsoluteFilePath() {
        if (StringUtils.isEmpty(absoluteFilePath)) {
            absoluteFilePath = Utils.getAbsoluteConfigFilePath(fileName);
        }
        return absoluteFilePath;
    }

    public static List<ClassifierInfo> getClassifierInfoList() {
        try {
            String classifierStr = FileServiceImp.readSection(getAbsoluteFilePath(), SECTION_CLASSIFIER).toString();
            return objectMapper.readValue(classifierStr, new TypeReference<ArrayList<ClassifierInfo>>() {});
        } catch (JsonProcessingException e) {
            log.error("读取ide_classifier_for_bo异常", e);
            throw new RuntimeException("元数据选择器分类配置不正确");
        }
    }
}
